Pump controller system and method
First Claim
Patent Images
1. A method of detecting a fault condition in a motor of a pump, the method comprising:
- measuring a bus voltage being provided to the motor;
generating a fault condition code if the bus voltage is greater than an upper limit or less than a lower limit;
shutting down a drive to the motor for a time period; and
restarting the drive to the motor after the time period has elapsed.
3 Assignments
0 Petitions
Accused Products
Abstract
A method and apparatus for a pump control system. One or more embodiments of the invention include a pump controller that can perform a self-calibrating procedure, can provide precise motor speed control, can provide a limp mode before shutting down the motor when system parameters are exceeded and/or fault conditions occur, can detect fault conditions, and can store fault conditions for later retrieval.
163 Citations
4 Claims
-
1. A method of detecting a fault condition in a motor of a pump, the method comprising:
measuring a bus voltage being provided to the motor;
generating a fault condition code if the bus voltage is greater than an upper limit or less than a lower limit;
shutting down a drive to the motor for a time period; and
restarting the drive to the motor after the time period has elapsed.- View Dependent Claims (2, 3, 4)
Specification